V2EX dispersion management

Dispersion Management

释义 Definition

色散管理:在光纤通信或超快激光系统中,通过在传输链路中有计划地组合不同色散特性的光纤/器件(如补偿光纤、啁啾光纤光栅等),来控制脉冲展宽与失真、改善传输距离与信号质量的一种设计方法。(在更广义的波传播领域也可指“对色散效应进行工程化调控”。)

发音 Pronunciation (IPA)

/dsprn mndmnt/

例句 Examples

Dispersion management helps keep optical pulses short over long distances.
色散管理有助于在长距离传输中保持光脉冲不被拉宽。

By alternating fiber spans with opposite dispersion and fine-tuning compensation, the system reduces pulse broadening and improves the bit-error rate in high-speed links.
通过交替使用符号相反的色散光纤段并精细调节补偿,系统能降低脉冲展宽,并改善高速链路的误码率。

词源 Etymology

dispersion 源自拉丁语 dispergere(“散开、分散”),在物理与光学中引申为“不同频率/波长传播速度不同而导致波包展开”的现象;management 来自 mnage(“管理、调控”)。合起来的 dispersion management 指“对色散效应进行系统性的调控与配置”,属于工程与应用物理中的常用术语,尤其常见于光纤通信与非线性光学。

相关词 Related Words

文学与著作 Literary & Notable Works

  • Govind P. Agrawal,《Nonlinear Fiber Optics》(《非线性光纤光学》):系统讨论色散、非线性与色散管理孤子等主题。
  • Govind P. Agrawal,《Fiber-Optic Communication Systems》(《光纤通信系统》):涵盖光纤色散机理与补偿/管理思路。
  • I. Gabitov & S. K. Turitsyn,“Breathing solitons in optical fiber links”(关于色散管理系统中“呼吸孤子/色散管理孤子”的经典论文之一,常被引用于该主题研究)。
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